/** @return */ @Override public String toString() { String base = super.toString(); return base + ":" + predicate_id; } }
@Override public String toString() { final Set<DefaultEdge> defaultEdges = graph.edgeSet(); StringBuilder s = new StringBuilder(System.lineSeparator()); defaultEdges.forEach(de -> s.append(de.toString()).append(System.lineSeparator())); return s.toString(); } }